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XR-C5110R/C5120R SERVICE MANUAL AEP Model UK Model Photo: XR-C5120R Model Name Using Similar Mechanism Tape Transport Mechanism Type XR-C5100R MG-25Y-136 SPECIFICATIONS FM/MW/LW CASSETTE CAR STEREO MICROFILM XR-C5110R/C5120R 6-7. SCHEMATIC DIAGRAM ­ MAIN Section (1/2) ­ · See page 26 for Waveforms. · See page 39 for IC Block Diagrams. ­ 31 ­ ­ 32 ­ 6-8. SCHEMATIC DIAGRAM ­ MAIN Section (2/2) ­ · See page 26 for Waveforms. · See page 40 for IC Block Diagrams. XR-C5110R/C5120R (Page 37) ­ 33 ­ ­ 34 ­ XR-C5110R/C5120R 6-10. SCHEMATIC DIAGRAM ­ PANEL Section ­ · See page 26 for Waveforms. (Page 34) ­ 37 ­ ­ 38 ­ LINEOUT2 TAPEIN2 PBOUT2 · IC Block Diagrams ­ MAIN Board ­ IC1 TB2118F (EL) AM CP OUT FM CP OUT A-GND D-GND IC301 CXA2509AQ-T4 AUXIN2 PBEQ2 MSSW DIREF GND IC361 GND 1 LB1638M 10 N.C. NC 30 AM IN FM IN VDD 29 28 27 26 25 24 23 22 21 24dB IN1 2 CONTROL LOGIC 9 OUT1 8 VCC 7 OUT2 REG VCC IFC VT XI 120µ/70µ T2 ­ + + ­ 24 23 22 21 20 19 18 17 AMP 16 15 14 13 NC 20 MSMODE NR BIAS X1 TAPE/AUX MS MODE VCC 3 + VCC 4BIT SWALLOW COUNTER SEEK/RECP PRESCALLER 12BIT PROGRAMMABLE COUNTER ­ + + ­ REGULATOR SEEK/RECP VDD AMP PBFB2 31 PBRIN2 32 PBREF2 33 PBFIN2 34 F2 19 DRSW IN2 4 AMP TAPE EQ FWD/RVS 18 TAPESW 17 INSW 16 NC GND 5 6 N.C. + VCT 35 PBGND 36 VCT + LPF VCC + ­ F3 X1 PHASE COMPARATOR SIG MS ON/ 15 NC OFF DETECT 14 MSOUT REF 20BIT IF COUNTER 40BIT SHIFT REGISTER 18BIT 22BIT PBFIN1 37 PBREF1 38 PBRIN1 39 PBFB1 40 T1 120µ/70µ ­ + + ­ F1 13 DGND OSCILLATOR REFERENCE DIVIDER 12 MSTC 11 G1FB ON/OFF BUFFER 18BIT 24dB 6 MSLPF TAPEIN1 AUXIN1 LINEOUT1 PBOUT1 PBEQ1 1 2 3 4 5 6 7 8 9 10 11 12 CE DIN CK DOUT I/O-1 XO SR I/O-2 OUT-1 OUT-2 VDD2 OSC IC401 TDA7462D G2FB VCC NC NC SERIAL INTERFACE I/O PORT OUTPUT PORT VDD2 1 2 3 4 5 7 8 9 10 IC51 LVIN SAA6588T-118 SCOUT VSSA MPX MAD PSWN VDDA VREF CIN AFIN 20 19 18 17 16 15 14 13 PAUSE DETECTOR 12 11 PAUSE DETECT INPUT GAIN & AUTO ZERO TREBLE/ BASS CONTROL CIRCUIT FRONT FADER 28 27 26 25 24 23 SE3L SE3R MUTE SDA SCL PAUSE 57kHz 8th ORDER BAND-PASS FILTER SIGNAL QUALITY DECODER 4 CLOCK 5 4 CLOCK INTERFACE REGISTER DATA DATA CLOCKED COMPARATOR RDS/RDBS DEMODULATOR RDS/RDBS DECODER TEST CONTROL OSCILLATOR & CLOCK IIC BUS SLAVE TRANSCEIVER SE1L SE1R MD+ MD­ CDL+ CDL­ CDR­ CDR+ PDR PDGND PDL SE2L SE2R 1 2 3 4 5 6 7 8 9 10 11 12 13 FRONT SIDE SELECTOR MULTI PATH DETECTOR POWER SUPPLY & RESET LOUDNESS CONTROL CIRCUIT VOLUME CONTROL CIRCUIT SOFT MUTE VOICE BANDPASS HP LP 22 OUT FL INPUT MULTIPLEXER & MIXING STAGE FRONT FADER COMPANDER REAR FADER LOUDNESS CONTROL CIRCUIT 21 OUT FR REAR SIDE SELECTOR 20 OUT RL INPUT GAIN REAR FADER 19 OUT RR 1 2 MRO MPTH 3 TCON 4 OSCO 5 OSCI 6 VSSD 7 VDDD 8 DAVN 9 SDA 10 SCL BEEP SUBWOOFER LP FADER 18 SUBOUT+ 17 SUBOUT­ SDA SUBWOOFER OUT IIC BUS DIGITAL CONTROL CIRCUIT SCL 16 VDD 15 GND CREF 14 POWER SUPPLY ­ 39 ­ ­ 40 ­ IC67